In this week’s Behind the Tracks, we’re breaking down how DART mitigates any potential impacts from new transit projects. In our last post, we told you about our process of implementing mitigation measures to avoid, reduce or eliminate impacts like noise. Today, we are taking a deeper dive into how we mitigate vibration.
What vibration?
Have you ever stopped on the side of freeway and had a large-semi truck pass you by? Do freight trains passing by rattle your dishes? You don’t just hear it, you feel it too. DART wants to make sure that the Cotton Belt doesn’t feel like a freeway or those old freight trains!
How does DART assess vibration?
DART takes the following steps to assess potential levels of vibration after the Cotton Belt is built.
Step 1: Obtain data on ground-borne vibration propagation characteristics through the soil along the corridor Step 2: Crate an estimate of future vibration levels once the project is in operation Step 3: Propose mitigation measures or solutions to lessen vibration where potential impacts are identified
Taking steps to minimize vibration Luckily, thanks to new technology and advances in engineering, DART can take certain steps to make sure the Cotton Belt is a good neighbor. Some mitigation measures we are proposing to address the few potential vibration impacts identified along the corridor include:
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